Question: Please help me out this problem 5. (10 points) Scores on a high school math exam are normally distributed with u= 70 and standard deviation

Please help me out this problem

5. (10 points) Scores on a high school math exam are normally distributed with u= 70 and standard deviation o= 15. What percent of students received a grade between 50 and 90 ? (Note: Round any Z-values to two significant figures)

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